By Dr. Jeffrey Peng, MD · Published March 6, 2026 · 5 min read Watch the Full Video Tennis elbow — clinically known as lateral epicondylitis or lateral elbow tendinopathy — is one of the most common causes of elbow pain. It develops when the common extensor tendon in the forearm is subjected to repetitive overuse or overloading, leading to microtears that weaken the tendon over time. The result is chronic pain, reduced grip strength, and difficulty performing everyday tasks.

By Dr. Jeffrey Peng, MD · Published March 4, 2026 · 30 min read Watch the Full Video Platelet-rich plasma (PRP) injections have generated significant attention for their ability to treat joint pain, tendon injuries, and accelerate recovery using your body’s own healing mechanisms. But with growing interest comes a flood of questions: Does PRP actually work? How does it compare to cortisone or stem cells? Is the cost justified when insurance does not cover it? In this compreh

Written by Dr. Jeffrey Peng, MD — Board-Certified Sports Medicine Physician Published: March 1, 2026 | Last Updated: March 1, 2026 Tennis elbow — medically known as lateral epicondylosis — can be one of the most frustrating conditions to deal with. It often drags on for months, sometimes even years, and many patients find that physical therapy alone does not provide lasting relief. But what if there is a treatment that goes beyond managing symptoms and actually helps repair

The triceps muscles are located in the back of the arm. They can cause pain while extending the elbow.

Golfer's elbow is also called medial epicondylitis or medial elbow tendinopathy. It is a common cause of pain at the inside of the elbow.

Tennis elbow is also called lateral epicondylitis or lateral elbow tendinopathy. It is a common cause of pain at the outside of the elbow.